The date on which the period ends.

Cardinality
1..1
Namespace
cbc urn:oasis:names:specification:ubl:schema:xsd:CommonBasicComponents-2
Rules
Identifier/Error message Flag
EUGEN-T77-R003
The validity period end date may not be earlier than the issue date.
fatal
BII3-T77-R017
A validity period MUST contain the "shopping cart validity period end date" at most once
fatal